988627797 has 12 divisors (see below), whose sum is σ = 1428617164. Its totient is φ = 658808640.

The previous prime is 988627771. The next prime is 988627799. The reversal of 988627797 is 797726889.

It can be written as a sum of positive squares in 2 ways, for example, as 2604996 + 986022801 = 1614^2 + 31401^2 .

It is not a de Polignac number, because 988627797 - 2⁶ = 988627733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988627799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 903 + ... + 44475.

Almost surely, 2^988627797 is an apocalyptic number.

It is an amenable number.

988627797 is a deficient number, since it is larger than the sum of its proper divisors (439989367).

988627797 is a wasteful number, since it uses less digits than its factorization.

988627797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46100 (or 46097 counting only the distinct ones).

The product of its digits is 21337344, while the sum is 63.

The square root of 988627797 is about 31442.4521467394. The cubic root of 988627797 is about 996.1948045198.

The spelling of 988627797 in words is "nine hundred eighty-eight million, six hundred twenty-seven thousand, seven hundred ninety-seven".